Powerful electric pencil sharpener is designed for desktop use. HHC cutters offer 65 percent faster sharpening and six times longer life. Heavy-duty QuietSharp motor operates quietly and stall-free under normal use as thermal overload protection increases motor life. Safety switch shuts motor off when the translucent easy-to-clean shavings bin is removed. Tip Saver technology prevents oversharpening and extends pencil life. Bostitch QuietSharp Exec Electric Pencil Sharpener